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| author | Denis V. Lunev <den@openvz.org> | 2008-04-29 01:02:31 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-04-29 08:06:22 -0700 |
| commit | c33fff0afbef4f0467c99e3f47ee7e98ae78c77e (patch) | |
| tree | d6b5f8dc77aa21de95bbca76c6be6056026cc1d8 /kernel/lockdep_proc.c | |
| parent | ac41cfd19bf77424519b962f8205ede51fceaac6 (diff) | |
| download | lwn-c33fff0afbef4f0467c99e3f47ee7e98ae78c77e.tar.gz lwn-c33fff0afbef4f0467c99e3f47ee7e98ae78c77e.zip | |
kernel: use non-racy method for proc entries creation
Use proc_create()/proc_create_data() to make sure that ->proc_fops and ->data
be setup before gluing PDE to main tree.
Signed-off-by: Denis V. Lunev <den@openvz.org>
Cc: Alexey Dobriyan <adobriyan@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/lockdep_proc.c')
| -rw-r--r-- | kernel/lockdep_proc.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/kernel/lockdep_proc.c b/kernel/lockdep_proc.c index 8a135bd163c2..dc5d29648d85 100644 --- a/kernel/lockdep_proc.c +++ b/kernel/lockdep_proc.c @@ -660,20 +660,12 @@ static const struct file_operations proc_lock_stat_operations = { static int __init lockdep_proc_init(void) { - struct proc_dir_entry *entry; - - entry = create_proc_entry("lockdep", S_IRUSR, NULL); - if (entry) - entry->proc_fops = &proc_lockdep_operations; - - entry = create_proc_entry("lockdep_stats", S_IRUSR, NULL); - if (entry) - entry->proc_fops = &proc_lockdep_stats_operations; + proc_create("lockdep", S_IRUSR, NULL, &proc_lockdep_operations); + proc_create("lockdep_stats", S_IRUSR, NULL, + &proc_lockdep_stats_operations); #ifdef CONFIG_LOCK_STAT - entry = create_proc_entry("lock_stat", S_IRUSR, NULL); - if (entry) - entry->proc_fops = &proc_lock_stat_operations; + proc_create("lock_stat", S_IRUSR, NULL, &proc_lock_stat_operations); #endif return 0; |